The expression you provided is:

$+6 + [-7]$

Since the negative sign inside the brackets is simply a part of the number $-7$, the expression becomes:

$6 - 7$

Now, solving this:

$6 - 7 = -1$

So, the result is:

$-1$

Let me know if you need further explanation or have any questions!

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Here are some related questions to explore:

1. What is the result of $8 + (-5)$?
2. How does the addition of a negative number affect the result?
3. How would you solve $15 + [-12]$?
4. What is the difference between positive and negative numbers in addition?
5. How do parentheses affect the order of operations in an expression?

Tip: When working with negative numbers, think of them as being "subtracted" from the positive number, which can often be simplified as regular subtraction.